package main

import "fmt"

type Student struct {
	name   string
	school string
}

func (stu Student) GoUp() {
	print("起床")

}

type usb interface {
	hello()
}

func (stu Student) hello() {
	fmt.Print("hello")
}

func test(u usb) {
	u.hello()

}
func main() {
	var stu Student
	test(stu)
}
